For abebooks.com:
www.abebooks.com/

For Field of Mars page on Amazon ca.:
www.amazon.ca

For Last Train to Kazan on Amazon.uk:
www.amazon.co.uk

For A Game of Soldiers hardcover on Amazon.uk:
www.amazon.co.uk

For A Game of Soldiers paperback on Amazon.uk:
www.amazon.co.uk

For The Woman in the Yard available in the USA on Amazon:
www.amazon.com